#3789C3#3789C3

#3789C3 is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.6% C 0.118 H 243.1°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX#3789C3
RGBrgb(55, 137, 195)
HSLhsl(205, 56%, 49%)
HSVhsv(205, 72%, 76%)
CMYKcmyk(71.8%, 29.7%, 0%, 23.5%)
CIE-LABlab(54.70, -5.54, -37.30)
CIE-LCHlch(54.70, 37.71, 261.55°)
OKLaboklab(60.65% -0.0534 -0.1055)
OKLCHoklch(60.65% 0.118 243.1)
XYZxyz(20.3677, 22.6414, 54.9160)
Luminance0.2264 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3789C3 #C37137
analogous
#37C3B7 #3789C3 #3743C3
triadic
#3789C3 #C33789 #89C337
tetradic
#3789C3 #B737C3 #C37137 #43C337
square
#3789C3 #B737C3 #C37137 #43C337
split-complementary
#3789C3 #C33743 #C3B737
monochromatic
#1C4664 #2A6793 #3789C3 #64A5D3 #94C1E1

Accessibility & contrast

On white

3.80
#3789C3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.53
#3789C3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3789C3
5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3789C3#FFFFFF#000000##000000
##3789C31.003.805.535.53
#FFFFFF3.801.0021.0021.00
#0000005.5321.001.001.00
##0000005.5321.001.001.00

Color blindness preview

Protanopia (red-blind)
#6E8AC6
Deuteranopia (green-blind)
#5B7DC2
Tritanopia (blue-blind)
#00979D
Achromatopsia (no color)
#838383

Design tokens & code

CSS
--color: #3789c3;
/* rgb */ color: rgb(55, 137, 195);
/* oklch */ color: oklch(60.6% 0.118 243.1);
Tailwind
colors: {
  custom: {
    50: '#7fabd5',
    500: '#3789c3',
    950: '#000000',
  },
}
SCSS
$custom: #3789c3;
$custom-light: #7fabd5;
$custom-dark: #000000;
JSON
{
  "hex": "#3789c3",
  "rgb": {
    "r": 55,
    "g": 137,
    "b": 195
  },
  "hsl": {
    "h": 204.857,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.60646,
    "c": 0.11825,
    "h": 243.1
  },
  "luminance": 0.22644
}

Semantic roles & 50–950 ramp

primary
#3789C3
secondary
#CCA58A
accent
#8749DF
background
#F8FAFD
surface
#EFF4FA
border
#CACED3
text
#0B1014
muted
#7C7F83

Preview Lab

Preview with #3789C3

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#3789C3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva